tomato-testing/test/lib/emitter_plugin/main.cpp

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#define CR_HOST
#include <gtest/gtest.h>
#include <cr.h>
#include "types.h"
TEST(Lib, Emitter) {
test_emitter emitter;
int value{};
ASSERT_EQ(value, 0);
emitter.on<message>([&](message msg, test_emitter &owner) {
value = msg.payload;
owner.erase<message>();
});
cr_plugin ctx;
cr_plugin_load(ctx, PLUGIN);
ctx.userdata = &emitter;
cr_plugin_update(ctx);
ASSERT_EQ(value, 42);
emitter = {};
cr_plugin_close(ctx);
}